Command line --help so you know what commands you can add to your subject that will overwrite settings in my_conf.ini: Printer options: --nozzle-diameter Diameter of nozzle in mm (default: 0.5) --print-center Coordinates in mm of the point to center the print around (default: 100,100) --z-offset Additional height in mm to add to vertical coordinates (+/-, default: 0) --z-steps-per-mm Number of full steps per mm of the Z axis. Experimental feature for preventing rounding issues. --gcode-flavor The type of G-code to generate (reprap/teacup/repetier/makerware/sailfish/mach3/machinekit/smoothie/no-extrusion, default: reprap) --use-relative-e-distances Enable this to get relative E values (default: no) --use-firmware-retraction Enable firmware-controlled retraction using G10/G11 (default: no) --use-volumetric-e Express E in cubic millimeters and prepend M200 (default: no) --gcode-arcs Use G2/G3 commands for native arcs (experimental, not supported by all firmwares) --gcode-comments Make G-code verbose by adding comments (default: no) --vibration-limit Limit the frequency of moves on X and Y axes (Hz, set zero to disable; default: 0) --pressure-advance Adjust pressure using the experimental advance algorithm (K constant, set zero to disable; default: 0) Filament options: --filament-diameter Diameter in mm of your raw filament (default: 3) --extrusion-multiplier Change this to alter the amount of plastic extruded. There should be very little need to change this value, which is only useful to compensate for filament packing (default: 1) --temperature Extrusion temperature in degree Celsius, set 0 to disable (default: 200) --first-layer-temperature Extrusion temperature for the first layer, in degree Celsius, set 0 to disable (default: same as --temperature) --bed-temperature Heated bed temperature in degree Celsius, set 0 to disable (default: 0) --first-layer-bed-temperature Heated bed temperature for the first layer, in degree Celsius, set 0 to disable (default: same as --bed-temperature) Speed options: --travel-speed Speed of non-print moves in mm/s (default: 130) --perimeter-speed Speed of print moves for perimeters in mm/s (default: 60) --small-perimeter-speed Speed of print moves for small perimeters in mm/s or % over perimeter speed (default: 15) --external-perimeter-speed Speed of print moves for the external perimeter in mm/s or % over perimeter speed (default: 50%) --infill-speed Speed of print moves in mm/s (default: 80) --solid-infill-speed Speed of print moves for solid surfaces in mm/s or % over infill speed (default: 20) --top-solid-infill-speed Speed of print moves for top surfaces in mm/s or % over solid infill speed (default: 15) --support-material-speed Speed of support material print moves in mm/s (default: 60) --support-material-interface-speed Speed of support material interface print moves in mm/s or % over support material speed (default: 100%) --bridge-speed Speed of bridge print moves in mm/s (default: 60) --gap-fill-speed Speed of gap fill print moves in mm/s (default: 20) --first-layer-speed Speed of print moves for bottom layer, expressed either as an absolute value or as a percentage over normal speeds (default: 30) Acceleration options: --perimeter-acceleration Overrides firmware's default acceleration for perimeters. (mm/s^2, set zero to disable; default: 0) --infill-acceleration Overrides firmware's default acceleration for infill. (mm/s^2, set zero to disable; default: 0) --bridge-acceleration Overrides firmware's default acceleration for bridges. (mm/s^2, set zero to disable; default: 0) --first-layer-acceleration Overrides firmware's default acceleration for first layer. (mm/s^2, set zero to disable; default: 0) --default-acceleration Acceleration will be reset to this value after the specific settings above have been applied. (mm/s^2, set zero to disable; default: 0) Accuracy options: --layer-height Layer height in mm (default: 0.3) --first-layer-height Layer height for first layer (mm or %, default: 0.35) --infill-every-layers Infill every N layers (default: 1) --solid-infill-every-layers Force a solid layer every N layers (default: 0) Print options: --perimeters Number of perimeters/horizontal skins (range: 0+, default: 3) --top-solid-layers Number of solid layers to do for top surfaces (range: 0+, default: 3) --bottom-solid-layers Number of solid layers to do for bottom surfaces (range: 0+, default: 3) --solid-layers Shortcut for setting the two options above at once --fill-density Infill density (range: 0%-100%, default: 20%) --fill-angle Infill angle in degrees (range: 0-90, default: 45) --fill-pattern Pattern to use to fill non-solid layers (default: stars) --fill-gaps Fill gaps with single passes (default: yes) --external-infill-pattern Pattern to use to fill solid layers. (Shortcut for --top-infill-pattern and --bottom-infill-pattern) --top-infill-pattern Pattern to use to fill top solid layers (default: rectilinear) --bottom-infill-pattern Pattern to use to fill bottom solid layers (default: rectilinear) --start-gcode Load initial G-code from the supplied file. This will overwrite the default command (home all axes [G28]). --end-gcode Load final G-code from the supplied file. This will overwrite the default commands (turn off temperature [M104 S0], home X axis [G28 X], disable motors [M84]). --before-layer-gcode Load before-layer-change G-code from the supplied file (default: nothing). --layer-gcode Load layer-change G-code from the supplied file (default: nothing). --toolchange-gcode Load tool-change G-code from the supplied file (default: nothing). --seam-position Position of loop starting points (random/nearest/aligned, default: aligned). --external-perimeters-first Reverse perimeter order. (default: no) --spiral-vase Experimental option to raise Z gradually when printing single-walled vases (default: no) --only-retract-when-crossing-perimeters Disable retraction when travelling between infill paths inside the same island. (default: no) --solid-infill-below-area Force solid infill when a region has a smaller area than this threshold (mm^2, default: 70) --infill-only-where-needed Only infill under ceilings (default: no) --infill-first Make infill before perimeters (default: no) Quality options (slower slicing): --extra-perimeters Add more perimeters when needed (default: yes) --avoid-crossing-perimeters Optimize travel moves so that no perimeters are crossed (default: no) --thin-walls Detect single-width walls (default: yes) --detect-bridging-perimeters Detect bridging perimeters and apply bridge flow, speed and fan (default: yes) Support material options: --support-material Generate support material for overhangs --support-material-threshold Overhang threshold angle (range: 0-90, set 0 for automatic detection, default: 60%) --support-material-pattern Pattern to use for support material (default: pillars) --support-material-spacing Spacing between pattern lines (mm, default: 2.5) --support-material-angle Support material angle in degrees (range: 0-90, default: 0) --support-material-contact-distance Vertical distance between object and support material (0+, default: 0.2) --support-material-interface-layers Number of perpendicular layers between support material and object (0+, default: 3) --support-material-interface-spacing Spacing between interface pattern lines (mm, set 0 to get a solid layer, default: 0) --raft-layers Number of layers to raise the printed objects by (range: 0+, default: 0) --support-material-enforce-layers Enforce support material on the specified number of layers from bottom, regardless of --support-material and threshold (0+, default: 0) --support-material-buildplate-only Only create support if it lies on a build plate. Don't create support on a print. (default: no) --dont-support-bridges Experimental option for preventing support material from being generated under bridged areas (default: yes) Retraction options: --retract-length Length of retraction in mm when pausing extrusion (default: 2) --retract-speed Speed for retraction in mm/s (default: 40) --retract-restart-extra Additional amount of filament in mm to push after compensating retraction (default: 0) --retract-before-travel Only retract before travel moves of this length in mm (default: 2) --retract-lift Lift Z by the given distance in mm when retracting (default: 0) --retract-lift-above Only lift Z when above the specified height (default: 0) --retract-lift-below Only lift Z when below the specified height (default: 0) --retract-layer-change Enforce a retraction before each Z move (default: no) --wipe Wipe the nozzle while doing a retraction (default: no) Retraction options for multi-extruder setups: --retract-length-toolchange Length of retraction in mm when disabling tool (default: 10) --retract-restart-extra-toolchange Additional amount of filament in mm to push after switching tool (default: 0) Cooling options: --cooling Enable fan and cooling control --min-fan-speed Minimum fan speed (default: 35%) --max-fan-speed Maximum fan speed (default: 100%) --bridge-fan-speed Fan speed to use when bridging (default: 100%) --fan-below-layer-time Enable fan if layer print time is below this approximate number of seconds (default: 60) --slowdown-below-layer-time Slow down if layer print time is below this approximate number of seconds (default: 5) --min-print-speed Minimum print speed (mm/s, default: 10) --disable-fan-first-layers Disable fan for the first N layers (default: 3) --fan-always-on Keep fan always on at min fan speed, even for layers that don't need cooling Skirt options: --skirts Number of skirts to draw (0+, default: 1) --skirt-distance Distance in mm between innermost skirt and object (default: 6) --skirt-height Height of skirts to draw (expressed in layers, 0+, default: 1) --min-skirt-length Generate no less than the number of loops required to consume this length of filament on the first layer, for each extruder (mm, 0+, default: 0) --brim-width Width of the brim that will get added to each object to help adhesion (mm, default: 0) --interior-brim-width Width of the brim that will get printed inside object holes to help adhesion (mm, default: 0) Transform options: --scale Factor for scaling input object (default: 1) --rotate Rotation angle in degrees (0-360, default: 0) --duplicate Number of items with auto-arrange (1+, default: 1) --duplicate-grid Number of items with grid arrangement (default: 1,1) --duplicate-distance Distance in mm between copies (default: 6) --dont-arrange Don't arrange the objects on the build plate. The model coordinates define the absolute positions on the build plate. The option --print-center will be ignored. --xy-size-compensation Grow/shrink objects by the configured absolute distance (mm, default: 0) Sequential printing options: --complete-objects When printing multiple objects and/or copies, complete each one before starting the next one; watch out for extruder collisions (default: no) --extruder-clearance-radius Radius in mm above which extruder won't collide with anything (default: 20) --extruder-clearance-height Maximum vertical extruder depth; i.e. vertical distance from extruder tip and carriage bottom (default: 20) Miscellaneous options: --notes Notes to be added as comments to the output file --resolution Minimum detail resolution (mm, set zero for full resolution, default: 0) Flow options (advanced): --extrusion-width Set extrusion width manually; it accepts either an absolute value in mm (like 0.65) or a percentage over layer height (like 200%) --first-layer-extrusion-width Set a different extrusion width for first layer --perimeter-extrusion-width Set a different extrusion width for perimeters --external-perimeter-extrusion-width Set a different extrusion width for external perimeters --infill-extrusion-width Set a different extrusion width for infill --solid-infill-extrusion-width Set a different extrusion width for solid infill --top-infill-extrusion-width Set a different extrusion width for top infill --support-material-extrusion-width Set a different extrusion width for support material --infill-overlap Overlap between infill and perimeters (default: 55%) --bridge-flow-ratio Multiplier for extrusion when bridging (> 0, default: 1) Multiple extruder options: --extruder-offset Offset of each extruder, if firmware doesn't handle the displacement (can be specified multiple times, default: 0x0) --perimeter-extruder Extruder to use for perimeters and brim (1+, default: 1) --infill-extruder Extruder to use for infill (1+, default: 1) --solid-infill-extruder Extruder to use for solid infill (1+, default: 1) --support-material-extruder Extruder to use for support material, raft and skirt (1+, default: 1) --support-material-interface-extruder Extruder to use for support material interface (1+, default: 1) --ooze-prevention Drop temperature and park extruders outside a full skirt for automatic wiping (default: no) --standby-temperature-delta Temperature difference to be applied when an extruder is not active and --ooze-prevention is enabled (default: -5)